Home / 13,594,219.80-20,391,329.70-8,219,448.60

Finding the Fourth Proportional to 13,594,219.80, 20,391,329.70 and 8,219,448.60

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Solution

The fourth proportional to 13,594,219.80, 20,391,329.70 and 8,219,448.60 is: 12,329,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,219.80 : 20,391,329.70 = 8,219,448.60 : x
  2. Step 2: Convert to fraction form
    13,594,219.80/20,391,329.70 = 8,219,448.60/x
  3. Step 3: Cross multiply
    13,594,219.80x = 20,391,329.70 × 8,219,448.60
  4. Step 4: Simplify right side
    13,594,219.80x = 167,605,486,354,803.41
  5. Step 5: Solve for x
    x = 167,605,486,354,803.41/13,594,219.80
  6. Step 6: Final answer
    x = 12,329,172.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.